Faktorkanlah: a. x^2+5x-24 b. x^2-2x-48

Pemfaktoran.

x² + 5x - 24
= (x² - 3x) + (8x - 24)
= x(x - 3) + 8(x - 3)
= (x - 3)(x + 8)

x² - 2x - 48
= (x² + 6x) + (-8x - 48)
= x(x + 6) - 8(x + 6)
= (x - 8)(x + 6)